Hey, Chusé! Yes, going as slowly as possible is very important. If I understood you correctly, you will be going down by 12.5%? Please, remember to closely monitor the way you're feeling. If the symptoms get out of control, going down with the dose every 6 weeks is also an option. Step by step you will succeed.
Our whole perception, senses, and the dreams we have all get scary in WD, but it's just WD. Every time you experience similar things to ones you described in your post, tell yourself it's WD, and that you will heal from it.